Melanotan 1: The Safer Tanning Peptide Nobody Talks About MELANOTAN II PEPTIDE 10MG VIAL UMBRELLA Labs Is this injectable tanning drug safe to use? Melanotan I vs II Which Tanning Peptide Is Safer and More Effective CDMO for Pharm & Bio Kilo Biotechnology When it comes to tanning peptides, there are two main options: Melanotan 1 and Melanotan 2. Melanotan 1, also called afamelanotide, is FDA approved for a rare light sensitivity condition and works